Preparation of linear cyclic polyimides from latices

Details Preparation of linear cyclic polyimides from latices Preparation of linear cyclic polyimides from latices

C - Chemistry, Metallurgy

08

G

402/1, 402/364,

C08G 73/10 (2006.01) C08F 8/32 (2006.01)

Patent

CA 1126445

Abstract of the Disclosure Linear cyclic polyimides are prepared by reacting a latex prepolymer with ammonia, an organic primary amine, hydroxylamine or a mixture thereof, at a temperature between 50°C and 300°C. The prepolymer contains reactive functional groups, such as carboxyl, amide, alkyl ester and nitrile. The linear cyclic polyimides are thermoplastic materials.

301220

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